renovation of 02 nos pent house at coal yard , btps . , renovation of 02 nos . pent house at coal yard , btps . , earth work in excavation of foundation trenches or drains , in all sorts of soil ( including mixed soil but excluding laterite or sandstone ) including removing , spreading or stacking the spoils within a lead of 75 m . as directed . the item includes necessary trimming the sides of trenches , levelling , dressing and ramming the bottom , bailing out water as required complete . depth of excavation not exceeding 1 , 500 mm . , ordinary cement concrete ( mix 1:3:6 ) with graded stone chips ( 20 mm nominal size ) excluding shuttering and reinforcement , if any , in ground floor as per relevant is codes: pakur variety . , single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand . , ordinary cement concrete ( mix 1:1 . 5:3 ) with graded stone chips ( 20 mm nominal size ) excluding shuttering and reinforcement if any , in ground floor as per relevant is codes: pakur variety . , hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs , beams and columns , lintels curved or straight including fitting , fixing and striking out after completion of works ( upto roof of ground floor ) ( when the height of a particular floor is more than 4 m the equivalent floor height shall be taken as 4 m and extra for works beyond the initial 4 m ht . shall be allowed under 12 ( e ) for every 4 m or part thereof ) : 25 mm to 30 mm thick wooden shuttering as per decision & direction of engineer-in-charge . , reinforcement for reinforced concrete work in all sorts of structures including distribution bars , stirrups , binders etc initial straightening and removal of loose rust ( if necessary ) , cutting to requisite length , hooking and bending to correct shape , placing in proper position and binding with 16 gauge black annealed wire at every intersection , complete as per drawing and direction: for works in foundation and upto roof of ground floor / upto 4 m: tor steel / mild steel . , brick work with 1st class bricks in cement mortar ( 1:6 ) : in super structure . , plaster ( to wall , floor , ceiling etc . ) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating , nosing and drip course , scaffolding / staging where necessary ( ground floor ) . [ excluding cost of chipping over concrete surface ] with 1:6 cement mortar :20 mm thick plaster . , plaster ( to wall , floor , ceiling etc . ) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating , nosing and drip course , scaffolding / staging where necessary ( ground floor ) . [ excluding cost of chipping over concrete surface ] with 1:6 cement mortar :15 mm thick plaster . , priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc . , painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc . including using of approved putty etc . on the surface , if necessary :on steel or plastered surface : with super gloss ( hi-gloss ) : one coat ( white in shade ) , colour washing with any shade with stainers , as required including cleaning and smoothening surface thoroughly : internal surface ( all floors ) : two coats ( on new works only ) : yellow , pink , protective and decorative acrylic exterior emulsion paint of approved quality , as per manufacturer s specification and as per direction of engineer-in-charge to be applied over acrylic primer as required . the rate includes cost of material , labour , scaffolding and all incidental charges but excluding the cost of primer . in ground floor ( two coats ) : premium 100% acrylic emulsion . , applying exterior grade acrylic primer of approved quality and brand on plastered or concrete surface old or new surface to receive decorative textured ( matt finish ) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface thoroughly , complete as per manufacturer s specification and as per direction of the eic . : in ground floor: ( a ) two coats . , galvanize trapezoidal coloured sheet work ( excluding the supporting frame work ) fitted & fixed with 10 mm . dia j or l hook-bolts with welding limpet & bitumen washer and putty completed with 150 mm . end lap and one corrugation minimum side lap in roof & wall with 0 . 6 mm . to 0 . 50 mm . thick ( work shall become as per instruction of the engineer-in-charge ) tata make: , stripping off worn out plaster and raking out joints of walls , celings etc . upto any height and in any floor including removing rubbish within a lead of 75m as directed . , dismantling all types of masonry excepting cement concrete plain or reinforced , stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m . : in ground floor including roof . , taking out carefully g . c . i . or c . i . or asbestos sheets ( including ridges etc . ) from roof or wall after unscrewing bolts , nuts , screws etc . and stacking the material at site as directed . ,